代码搜索：Raspberry Pi
找到约 10,000 项符合「Raspberry Pi」的源代码
代码结果 10,000
www.eeworm.com/read/376593/9312362
m examp5_33.m
i=sym(sqrt(-1)); syms z
f=1/((z+i)^10*(z-1)*(z-3)); % 定义被积函数
r1=limit(diff(f*(z+i)^10,z,9)/prod(1:9),z,-i);
r2=limit(f*(z-1),z,1); a=2*pi*i*(r1+r2)
a+pi*i/(3+i)^10
r3=limit(f*(z-3),z,3); b=
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m examp8_10.m
x0=[0,0.4,1 2,pi]; y0=sin(x0);
sp=csapi(x0,y0), fnplt(sp,':'); hold on,
ezplot('sin(t)',[0,pi]); plot(x0,y0,'o')
sp.coefs
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m examp10_31.m
syms t; f=t*(t-pi)*(t-2*pi); [A,B,F]=fseries(f,t,12,0,2*pi);
ezplot(f,[0,2*pi]); hold on; ezplot(F,[0,2*pi])
F1=fdiffint(A,B,t,0.25,0,2*pi); ezplot(F1,[0,pi]); hold on
F1=fdiffint(A,B,t,0.5,0,2*p
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m examp10_14.m
ezplot('x*sin(10*pi*x)+2',[-1,2])
f=inline('-x.*sin(10*pi*x)-2','x'); v=[];
for x0=[-1:0.8:1.5,1.5:0.1:2]
x1=fmincon(f,x0,[],[],[],[],-1,2); v=[v; x0,x1,f(x1)];
end
[a,b,c,d]=gaopt([-1,2]
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m examp3_16.m
syms x y z
int(int(int(4*x*z*exp(-x^2*y-z^2),x,0,2),y,0,pi),z,0,pi)
vpa(ans,60)
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m examp10_32.m
syms t; f=exp(-t)*sin(3*t+1); ezplot(f,[0,pi]); hold on
[A1,B1,F1]=fseries(f,t,10,0,pi); ezplot(F1,[0,pi]);
[A2,B2,F2]=fseries(f,t,15,0,pi); ezplot(F2,[0,pi]);
[A3,B3,F3]=fseries(f,t,20,0,pi); ezpl
www.eeworm.com/read/376593/9312569
m examp3_18.m
x0=-2*pi:0.01:2*pi; y0=sin(x0); syms x; y=sin(x);
plot(x0,y0), axis([-2*pi,2*pi,-1.5,1.5]); hold on
for n=[8:2:16]
p=taylor(y,x,n), y1=subs(p,x,x0); line(x0,y1)
end
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m examp8_16.m
x=[0,0.4,1 2,pi]; y=sin(x);
sp1=csapi(x,y); a=fnint(sp1,1); xx=fnval(a,[0,pi]); xx(2)-xx(1)
sp2=spapi(5,x,y); b=fnint(sp2,1); xx=fnval(b,[0,pi]); xx(2)-xx(1)
ezplot('-cos(t)+2',[0,pi]); hold on
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m examp3_30.m
f=inline('2/sqrt(pi)*exp(-x.^2)','x');
f=inline('2/sqrt(pi)*exp(-x.^2)','x');
y=quad(f,0,1.5) % 用 inline 函数定义被积函数
y=quad('c3ffun',0,1.5) % 用 m 函数定义被积函数
syms
www.eeworm.com/read/376593/9312769
m examp2_25.m
t=0:.2:2*pi; y=sin(t); % 先生成绘图用数据
subplot(2,2,1), stairs(t,y) % 分割窗口，在左上角绘制阶梯曲线
subplot(2,2,2), stem(t,y) % 火柴杆曲线绘制
subplot(2,2,3), bar(t,y) % 直方图绘制
subplot(2,2,4), semilogx(t,y) % 横坐标为对数的曲线